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marshall27 [118]
3 years ago
12

Solve for x. Please help!

Mathematics
1 answer:
pav-90 [236]3 years ago
7 0
Answer 13.5 step by step
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13. Given f(x) = X – 3 and g(x) = 4x, find f(g(x)).
Blizzard [7]

Step-by-step explanation:

f(g(x))

= f(4x)

= (4x) - 3. (A)

4 0
3 years ago
Read 2 more answers
Tshepo needs R5 000 urgently. He goes to the bank and borrows the money at an interest rate of 28% per annum, compounded monthly
12345 [234]

Answer:

<u>R8000</u>.

Step-by-step explanation:

First, let's calculate the amount they are going to have to pay the bank after 1 year. It is given by the following expression:

R5 000 * 1.28= R6400

Therefore, they have to pay R6400/12 monthly.

Now, in fifteen months the total amount to pay should be (R6400/12) * 15= <u>R8000</u>.

8 0
2 years ago
A grocer wants to make a 10-pound mixture of cash tans peanuts that he can sell for $3.29 per pound. If cashews cost $5.60 per p
bagirrra123 [75]
Label each nut with a variable, c = cashews, p = peanuts.....
for a 10-pound mix, you will need c + p = 10
the price for 10-pounds would become 3.29 x 10 = 32.90 

You will need an unknown amount of cashews at 5.60/lb and an unknown amount of peanuts at 2.30/lbs to get your full 10 pounds valued at 32.90
5.60c + 2.30p = 32.90 

Now you 2 have a system of 2 equations and 2 unknowns
c + p = 105.6c + 2.3p = 32.9utilize substitution to solve:p = 10-c
5.6 c + 2.3 (10-c) = 32.9
solve for c then substitute back into c + p = 10 to solve for P

Hope this helps!
3 0
3 years ago
Ine school librarian said, "We have 10 more than 3 times as many books as we had 5 years 830
professor190 [17]

Answer:

subtract 1510 by 830 and your answer will be..... thats for u too decide sir/mam

5 0
4 years ago
Am i correct?? thanks for checking my answer :)
UNO [17]

Answer:

no

Step-by-step explanation:

since the y=mx+b format is used here, your b is -5. for this to be correct, your y-int needs to be on -5, not -2 as you have it. Other than that, i believe you are correct


3 0
3 years ago
Read 2 more answers
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